Home / 1,668.79-2,504.46-1,583.14

Finding the Fourth Proportional to 1,668.79, 2,504.46 and 1,583.14

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Solution

The fourth proportional to 1,668.79, 2,504.46 and 1,583.14 is: 2,375.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668.79 : 2,504.46 = 1,583.14 : x
  2. Step 2: Convert to fraction form
    1,668.79/2,504.46 = 1,583.14/x
  3. Step 3: Cross multiply
    1,668.79x = 2,504.46 × 1,583.14
  4. Step 4: Simplify right side
    1,668.79x = 3,964,902.24
  5. Step 5: Solve for x
    x = 3,964,902.24/1,668.79
  6. Step 6: Final answer
    x = 2,375.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.